Microsoft 365 and Office | Install, redeem, activate | For business | Windows
Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
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Using MsGraph I can create and edit ToDo items.
But how do you clear a dueDateTime when editing?
Have you tried empty property?
{ "dueDateTime": "" }
You can refer to Update plannerTask article.
Best regards,
Aleksandr
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